The XCMG Suction Line (Evaporation-Pressure) OEM 813501020 is a precision-engineered refrigerant return conduit designed specifically for XCMG articulated dump trucks. This genuine OEM component, identified by part number 813501020, is integral to the vehicle’s air conditioning and thermal management system, carrying low-pressure refrigerant gas from the evaporator back to the compressor. Manufactured from high-strength aluminum alloy with advanced anti-corrosion treatment, the 813501020 ensures reliable, leak-free operation even under extreme vibration and temperature fluctuations.
The 813501020 suction line is engineered to maintain optimal evaporation pressure, ensuring that the refrigerant returns to the compressor in a gaseous state with minimal pressure drop. This design maximizes compressor efficiency, reduces wear, and enhances overall system cooling capacity. By precisely controlling the return flow, the XCMG Suction Line (Evaporation-Pressure) 813501020 contributes to stable cabin temperatures, improved fuel economy, and extended compressor life in demanding mining and construction applications.
Every 813501020 unit is manufactured to XCMG’s original equipment specifications, guaranteeing a perfect fit and seamless integration with your vehicle’s existing refrigerant lines. The line features factory-installed O-rings, pre-flared connections, and precision-bent routing that simplifies installation and eliminates the need for custom modifications. When it comes to replacing a worn or damaged suction line, choosing the genuine XCMG Suction Line (Evaporation-Pressure) OEM 813501020 is the only way to ensure system integrity, safety, and long-term reliability.
| Parameter | Specification |
|---|---|
| OEM Number | 813501020 |
| Brand | XCMG |
| Product Type | Suction Line (Evaporation-Pressure) |
| Material | Aluminum alloy 6063-T5 |
| Tube Outer Diameter | 22.0 mm (7/8″) |
| Tube Wall Thickness | 1.5 mm |
| Overall Length | 2,140 mm |
| Connection Type | SAE flare / O-ring boss |
| Fitting Size (Inlet) | 7/8″ – 14 UNF |
| Fitting Size (Outlet) | 3/4″ – 16 UNF |
| Max Operating Pressure | 2.0 MPa (290 psi) |
| Burst Pressure | 6.0 MPa (870 psi) |
| Temperature Range | -40 °C to +150 °C |
| Refrigerant Compatibility | R134a, R1234yf |
| Surface Coating | Electrostatic powder coat (salt spray tested) |
| Bend Radius (min) | 75 mm |
| Insulation Layer | Closed-cell EPDM foam (optional) |
| Weight | 3.5 kg |
| Compatible Models | XDA25, XDA30, XDA40, XD series |
| Warranty | 12 months / 2,000 hours |
The XCMG Suction Line (Evaporation-Pressure) OEM 813501020 is a vital component in the air conditioning and heat pump system of XCMG articulated dump trucks. This line carries low-pressure, low-temperature refrigerant vapor from the evaporator outlet to the compressor inlet, completing the refrigeration cycle. The evaporation-pressure designation refers to its role in maintaining the correct pressure at the evaporator, ensuring efficient heat absorption and consistent cooling performance.
The 813501020 is engineered with precision-bent tubing and factory-installed fittings that match the original routing and mounting points. Its robust construction and corrosion-resistant coating make it ideal for the harsh operating environments typical of mining, construction, and quarry operations. By ensuring a proper refrigerant return, the XCMG Suction Line (Evaporation-Pressure) 813501020 helps maintain cabin comfort and protects the compressor from liquid slugging or overheating.
Optimized Evaporation Pressure Control: The 813501020 is designed to minimize pressure drop between the evaporator and compressor, ensuring that the refrigerant returns at the ideal pressure for efficient compression. This reduces compressor work and improves overall system COP (Coefficient of Performance).
Superior Corrosion & Wear Resistance: The aluminum alloy tube is coated with a durable powder finish that resists salt, moisture, and chemical exposure. This extends the service life of the 813501020 and reduces the frequency of replacements in coastal or humid environments.
Precision Fit & Easy Installation: With exact OEM dimensions and pre-flared connections, the 813501020 installs without modifications. The included O-rings and fittings ensure a leak-free seal, minimizing downtime and labor costs.
Thermal Insulation Option: The 813501020 can be supplied with a closed-cell EPDM foam insulation layer that reduces heat gain from the engine compartment, improving overall system efficiency and preventing condensation drips.
The XCMG Suction Line (Evaporation-Pressure) 813501020 is manufactured in ISO 9001 and IATF 16949 certified facilities, adhering to strict quality control protocols. Each line undergoes a comprehensive testing regimen that includes helium leak testing, pressure cycling, and salt spray corrosion testing to simulate real-world operating conditions.
Additionally, the 813501020 is subjected to thermal shock testing, vibration endurance tests, and burst pressure tests to ensure it can withstand the rigors of off-road use. Only lines that pass all tests are released for sale, giving you complete confidence in the product’s reliability and performance.
The 813501020 suction line is designed to fit a wide range of XCMG articulated dump trucks, including the XDA25, XDA30, XDA40, and the earlier XD series. It is also compatible with several XCMG rigid-frame dump trucks and large wheel loaders that share the same A/C and cooling system architecture.
This component is particularly well-suited for applications in hot and dusty environments, where the evaporation-pressure design helps maintain system efficiency and prevents compressor damage. The 813501020 is a direct replacement for the original line, making it the ideal choice for both preventive maintenance and emergency repairs.
Installation of the XCMG Suction Line (Evaporation-Pressure) 813501020 should be performed by a certified technician. Begin by recovering the refrigerant from the system, then disconnect the old line at the evaporator and compressor. Remove the old line and clean the mounting surfaces. Install the new 813501020 using new O-rings and torque the fittings to manufacturer specifications. After installation, evacuate and recharge the system with the correct refrigerant and oil.
Routine maintenance includes inspecting the 813501020 for signs of chafing, corrosion, or leaks. Check the fittings for proper torque and ensure the line is securely routed away from moving parts. If the insulation option is installed, inspect it for damage. With proper care, the 813501020 will provide many years of reliable service.
Each XCMG Suction Line (Evaporation-Pressure) OEM 813501020 is carefully packaged in a sturdy export carton with custom foam inserts and protective end caps. The packaging is designed to prevent damage during transit, ensuring that the line arrives in perfect condition. Inside the box, you will find the suction line, a set of new O-rings, and a detailed installation instruction sheet.
We offer flexible shipping options, including standard freight, expedited air freight, and sea freight for bulk orders. All shipments are fully insured and include real-time tracking. For OEM or large-quantity orders, we can arrange customized logistics solutions to meet your specific delivery requirements.
Selecting the genuine XCMG Suction Line (Evaporation-Pressure) 813501020 ensures you receive a component engineered to the exact specifications of your XCMG articulated dump truck. Genuine parts are manufactured with superior materials and undergo rigorous testing to meet XCMG’s performance and safety standards.
Aftermarket suction lines may appear cheaper, but they often lack the critical evaporation-pressure design, material quality, and fitment accuracy of the genuine 813501020. Using non-genuine parts can lead to reduced cooling performance, increased fuel consumption, and potential damage to the compressor or expansion valve. Protect your investment and ensure the longevity of your equipment by choosing the genuine XCMG Suction Line (Evaporation-Pressure) OEM 813501020.
The XCMG Suction Line (Evaporation-Pressure) OEM 813501020 is an essential component for maintaining the thermal efficiency and reliability of XCMG articulated dump trucks. Its advanced evaporation-pressure design, robust construction, and precise OEM fit make it the ideal choice for fleet operators who demand the best from their equipment.
By investing in the genuine 813501020, you are ensuring that your XCMG truck continues to operate at peak performance, with reduced maintenance costs, improved fuel efficiency, and extended component life. Trust the quality, durability, and engineering excellence of the XCMG Suction Line (Evaporation-Pressure) OEM 813501020 to keep your fleet running strong, no matter the conditions.
